Object Oriented Design courses can help you learn principles like encapsulation, inheritance, and polymorphism, along with design patterns such as Singleton and Factory. You can build skills in creating reusable code, improving software maintainability, and designing systems that are easier to understand and extend. Many courses introduce tools like UML for modeling, as well as programming languages such as Java and Python, which are commonly used to implement object-oriented concepts in real-world applications.

Universitat Politècnica de València
Intermediate · Course · 1 - 3 Months

Sage Publications
Skills you'll gain: SPSS, SPSS (Software), Social Sciences, Political Sciences, Data Entry, Data Literacy, Research, Descriptive Statistics, Research Methodologies, Data Analysis, Science and Research, Statistical Analysis, Statistical Methods, Research Design, Statistical Software, Statistics, Quantitative Research, International Relations, Data Visualization, Statistical Inference
Beginner · Course · 1 - 4 Weeks

Atchison Technology
Skills you'll gain: Cloud Computing Architecture, Cloud Platforms, Cloud Infrastructure, Cloud Computing, Cloud-Native Computing, Infrastructure as Code (IaC), Serverless Computing, Cloud Deployment, Cloud Applications, Multi-Cloud, Systems Architecture, Software Architecture, Hybrid Cloud Computing, Managed Services, Containerization, Infrastructure Architecture, Scalability, IT Infrastructure, Cost Management, IT Management
Advanced · Course · 1 - 3 Months

Skills you'll gain: Succession Planning, Human Resources, Compensation Analysis, Human Resource Strategy, Human Resources Management and Planning, Workforce Planning, Human Resource Management, Benefits Administration, Compensation Management, Compensation Strategy, Job Evaluation, Talent Recruitment, Talent Acquisition, Human Capital, Compensation and Benefits, Talent Management, Full Cycle Recruitment, Workforce Development, Recruitment, Workforce Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Mainframe Computing, COBOL (Programming Language), Systems Development Life Cycle, Software Development Life Cycle, Mainframe Technologies, z/OS, Unit Testing, Systems Analysis, Job Control Language (JCL), IBM DB2, Systems Development, Agile Software Development, Debugging, Pseudocode, Program Development, Software Development Methodologies, Virtualization, Agile Methodology, Software Development, File I/O
★ 4.6 (1.4K) · Intermediate · Professional Certificate · 3 - 6 Months

University of Colorado System
Skills you'll gain: Tidyverse (R Package), Clinical Data Management, Extract, Transform, Load, Data Modeling, Clinical Research, R (Software), Health Insurance Portability And Accountability Act (HIPAA) Compliance, Medical Privacy, Data Manipulation, Predictive Modeling, Clinical Research Ethics, Database Design, Data Mapping, Clinical Informatics, Data Quality, Natural Language Processing, grep, Informatics, Text Mining, R Programming
★ 4.4 (502) · Intermediate · Specialization · 3 - 6 Months
Madecraft
Skills you'll gain: Proofreading, Job Analysis, Storytelling, Editing, Professionalism, Data Storytelling, Web Presence, Writing and Editing, Planning, Overcoming Objections, Concision, Professional Development, Keyword Research, Writing, Prioritization, Employee Engagement, Personal Development, Performance Metric, Action Oriented, Organizational Skills
Beginner · Course · 1 - 3 Months

Skills you'll gain: Agentic Workflows, AI Orchestration, Model Context Protocol, Generative AI Agents, Agentic systems, Context Engineering, Prompt Engineering, LLM Application, LangChain, ChatGPT, Tool Calling, AI Integrations, Retrieval-Augmented Generation, Context Management, Software Architecture, Deep Learning, Interoperability, Software Design Patterns
Intermediate · Course · 3 - 6 Months

Erasmus University Rotterdam
Skills you'll gain: Game Design, Game Theory, Persuasive Communication, Driving engagement, Case Studies, Culture, Augmented and Virtual Reality (AR/VR), Research, Simulations, Psychology, Emerging Technologies, Social Sciences, Augmented Reality, Virtual Reality
★ 4.6 (372) · Mixed · Course · 1 - 3 Months

Skills you'll gain: File I/O, Plot (Graphics), Pandas (Python Package), Data Persistence, NumPy, Scripting, Object Oriented Programming (OOP), Python Programming, Query Languages, Databases, Object Oriented Design, Data Import/Export, Data Access, File Management
★ 4.4 (21) · Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Object Oriented Programming (OOP), C++ (Programming Language), Object Oriented Design, Memory Management, Computer Programming, Code Reusability, Programming Principles, Algorithms, Data Structures, Data Manipulation
★ 4.4 (59) · Beginner · Course · 1 - 4 Weeks

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Succession Planning, Culture Transformation, Talent Recruitment, Team Performance Management, Organizational Change, Talent Management, Recruitment Strategies, Team Building, Trustworthiness, Full Cycle Recruitment, Organizational Leadership, Organizational Development, Team Leadership, Team Collaboration, Employee Coaching, Team Motivation, People Management, Relationship Management, Organizational Strategy, Leadership
Beginner · Course · 1 - 4 Weeks